Daechi-dong is a dong in Gangnam-gu, Seoul, South Korea. Daechi-dong is divided into 3 different `dongs” which are Daechi 1-dong, 2-dong, and 4-dong. The real estate price is very high due to the many hagwons in the area. There is also a stream called Yangjaecheon that runs through the heart of Daechi-dong. == Name and History == The name Daec.....